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Current conditions at

DIABLO GRANDE (DBLC1)

Lat: 37.32927°NLon: 121.29538°WElev: 1861.0ft.

NA

53°F

12°C

Humidity 43%
Wind Speed NW 7 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 02 Feb 05:00 AM PST
Extended Forecast for

13 Miles NE Mount Hamilton CA

Dense Fog Advisory until February 2, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until February 2, 12:00pm

    NOW until 12:00pm Mon

    Dense Fog Advisory

  • Overnight

    Low: 41 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 62. North northwest wind 6 to 8 mph.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Northwest wind 3 to 5 mph.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Calm wind becoming northeast around 6 mph in the morning.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 39. Light northwest wind.

    Low: 39 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a steady temperature around 41. Northwest wind around 6 mph.
Monday
Sunny, with a high near 62. North northwest wind 6 to 8 mph.
Monday Night
Mostly clear, with a low around 39. Northwest wind 3 to 5 mph.
Tuesday
Sunny, with a high near 66. Calm wind becoming northeast around 6 mph in the morning.
Tuesday Night
Clear, with a low around 39. Light northwest wind.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Clear, with a low around 40.
Thursday
Sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 63.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NE Mount Hamilton CA
 37.49°N 121.48°W (Elev. 2799 ft)
1:21 am PST Feb 2, 2026
5am PST Feb 2, 2026-6pm PST Feb 8, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database